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Finding the Fourth Proportional to 55,632.34, 83,448.87 and 14,079.34

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Solution

The fourth proportional to 55,632.34, 83,448.87 and 14,079.34 is: 21,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,632.34 : 83,448.87 = 14,079.34 : x
  2. Step 2: Convert to fraction form
    55,632.34/83,448.87 = 14,079.34/x
  3. Step 3: Cross multiply
    55,632.34x = 83,448.87 × 14,079.34
  4. Step 4: Simplify right side
    55,632.34x = 1,174,905,013.35
  5. Step 5: Solve for x
    x = 1,174,905,013.35/55,632.34
  6. Step 6: Final answer
    x = 21,119.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.